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Contract OI history

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Jan 21, 2028 EXPIRATION

VST $70.00 Put

VST280121P00070000

Latest saved OI293Oct 23, 2026
Last change+15vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
VST $70.00 put open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 2931460 2026-10-02: 267 OI2026-10-05: 268 OI2026-10-06: 284 OI2026-10-07: 284 OI2026-10-08: 284 OI2026-10-09: 283 OI2026-10-14: 276 OI2026-10-15: 276 OI2026-10-16: 277 OI2026-10-21: 278 OI2026-10-23: 293 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

VST contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026293+15
Oct 21, 2026Viewing278+1
Oct 16, 2026277+1
Oct 15, 20262760
Oct 14, 2026276-7
Oct 09, 2026283-1
Oct 08, 20262840
Oct 07, 20262840
Oct 06, 2026284+16
Oct 05, 2026268+1
Oct 02, 2026267No prior observation